HIGH-FREQUENCY HEATING DEVICE

1 . A high-frequency heating device, comprising a heating cup and a magnetic induction coil, wherein the magnetic induction coil is a curved structure.

2 . The device of claim 1 , wherein the magnetic induction coil is a curved square vertically disposed with respect to the heating cup; and the heating cup is attached to a concave surface of the magnetic induction coil.

3 . The device of claim 2 , wherein the heating cup comprises glass with an inlaid metal.

4 . The device of claim 3 , wherein the magnetic induction coil is a coiled copper wire coated with an insulating high temperature resistant material.

5 . The device of claim 4 , further comprising an upper cover and a lower cover; wherein the heating cup and the magnetic induction coil are disposed in a space formed by the upper cover and the lower cover.

6 . The device of claim 5 , wherein the upper cover comprises an opening communicating with the heating cup and a tobacco material is added to the heating cup via the opening.

7 . The device of claim 6 , further comprising a high-frequency control panel and a battery disposed in the space formed by the upper cover and the lower cover, wherein the battery is soldered on an input end of the high-frequency control panel; an output end of the high-frequency control panel is soldered on an input end of the magnetic induction coil to supply alternating voltage and alternating current for the magnetic induction coil whereby an alternating magnetic field is formed in the magnetic induction coil.

8 . An electronic cigarette, comprising the high-frequency heating device of claim 1 .

9 . The electronic cigarette of claim 8 , further comprising a smoke filter configured to filter smoke or vapor in water for user's inhaling.